Jack Conte and Sam Yam founded the crowd-funding platform Patreon because Conte, a musician, could no longer accept that he earned so little on YouTube. This was in spite of the fact that he had a few million subscribers. Nowadays, Patreon is a reliable income source for many creatives. However, not every user benefits from the business model, which requires expertise and certain qualifications.
There are daily reports on how security gaps in applications are exploited – because hardly a day goes by without a new gap being discovered or a known gap being closed. One attack method, which has always been based on exploiting such weak points, is called SQL injection. But what is actually hidden behind the malicious database exploitation and how can you protect your database system from it?
For years, Spring has been one of the most popular Java frameworks. When combined with Spring Boot, it provides developers with an excellent and easy-to-use basic framework for a wide variety of applications. In our Spring Boot tutorial, we will highlight the requirements for installing and using this framework, as well as show you how to get started with your own app.
XPath provides you with a syntax that clearly addresses the elements of an XML document. As a path description language, XPath is the basis for query languages such as XQuery or the transformation of XML documents via XSLT. We’ll introduce to you the XPath data model and use examples to illustrate XPath syntax.
Databases are a fundamental part of our information society today. They organise electronic data and regulate access to it. Databases have a wide range of applications, both commercial and private. Each database system has a database management system based on a specific database model. Whilst the history of the database began with the hierarchical model, today the relational database model is the...
Computers use binary code which is made up of all “ones and zeroes”. But why? Why don’t PCs and smartphones work in the decimal system that we are all used to? The answer can be found in the technology as well as in the sheer elegance of the binary system. It is a lot simpler than many people think. Can you perform calculations with binary code too?
Python logging is a module in the Python library. Since it is integrated into the source code, developers can use several commands to carry out Python logging to file, i.e. create a log file and send notes to this file that are logged when an application runs. Python logging can be used, for example, for code debugging or error communication.
Thanks to its minimalist dimensions, the Raspberry Pi Zero is the ideal component for all craft projects looking to utilise every last inch of space. Having arrived on the market in 2015, the minicomputer has been used in numerous constructions across a range of functions. A brief introduction to the minicomputer and of the most interesting Raspberry Pi Zero applications and ideas can be found in...
With ownCloud software, your Raspberry Pi can be used as a private cloud, performing the same kind of tasks as clouds from major providers such as Google, Amazon, and Dropbox. Cost-effectiveness is just one of many the benefits of creating your own personal cloud; another is the privacy and security of your data. This step-by-step Raspberry Pi cloud tutorial explains how to set up ownCloud.
If you are looking for a central storage system for your own files, you will find the right solution in an NAS system (network attached storage). Since these pre-fabricated boxes are not cheap, using Raspberry Pi as an NAS server host is becoming more and more popular. Combined with USB hard disks or sticks that can be bought anywhere, the minicomputer becomes the perfect storage device for music,...